Sink



FIG. 1 is a perspective view taken from the top, front and right side ofa sink showing our new design;

FIG. 2 is a top plan view of the sink shown in FIG. 1;

FIG. 3 is a front side view of the sink shown in FIG. 1;

FIG. 4 is a rear side view of the sink shown in FIG. 1;

FIG. 5 is a left side view of the sink shown in FIG. 1; and,

FIG. 6 is a right side view of the sink shown in FIG. 1.

The broken lines are for illustration purposes only and form no part ofthe claimed design.

The ornamental design for a sink, as shown and described.